Add expire option to reminder config.

app/config/auth.php

@@ -56,7 +56,11 @@ return array(
 
 	'reminder' => array(
 
-		'email' => 'emails.auth.reminder', 'table' => 'password_reminders',
+		'email' => 'emails.auth.reminder',
+
+		'table' => 'password_reminders',
+
+		'expire' => 60,
 
 	),